Securit 1* Star Euro Double Cylinder Brass
Smiths Locks BS 1 Star Euro Double Cylinder – Brass Finish*
The Smiths Locks BS 1 Star Euro Double Cylinder in brass is a premium security component designed for high-performance locking solutions across domestic and commercial settings. Engineered to TS007 1 Star standards, this lock delivers exceptional resistance to common break-in methods while maintaining an attractive and durable brass exterior, ideal for traditional and classic hardware aesthetics.
Suitable for use with timber, composite, and uPVC doors, this Euro profile double cylinder is available in a full range of sizes including 35 x 35mm, 40 x 40mm, 40 x 45mm, 40 x 50mm, 40 x 55mm, 40 x 60mm, 45 x 45mm, and 45 x 55mm, ensuring compatibility with a wide variety of door thicknesses and applications.
Core Features & Benefits
1 Star Kitemark Accreditation (TS007)
Certified under the BSI Kitemark TS007 1 Star scheme, the cylinder is approved for use in secure door assemblies and complies with insurance requirements. It provides a tested line of defense against multiple entry techniques.
PAS24 Security Standard
The product meets PAS24 Enhanced Security performance standards, confirming its robustness for new-build specifications and refurbishment projects requiring high-grade protection.
Police Preferred – Secured by Design (SBD)
Backed by the UK Police’s Secured by Design initiative, this lock is recognised for its superior resistance to criminal attack, reinforcing its position as a trusted security product.
Polished Brass Finish
A classic brass-plated finish adds a warm, timeless appearance to the lock while also delivering corrosion resistance and durability. Ideal for matching with brass handles and traditional fittings.
High-Security Functionalities
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Sacrificial Snap Technology: Built to fracture at a controlled snap line when attacked, maintaining the internal security mechanism and preventing further tampering.
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Anti-Pick Mechanism: Internal pin tumblers are precision-cut to resist manipulation via standard lock-picking tools.
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Anti-Drill Defense: Reinforced inserts protect critical areas from drill-based attacks, enhancing the lock’s endurance.
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Anti-Bump Protection: Integrated features block the effects of bump keys—tools often used in forced-entry attempts.
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Anti-Plug Extraction: Constructed to prevent intruders from pulling out or dislodging the cylinder core.
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6-Pin Precision Mechanism: The high-quality 6-pin tumbler system offers robust key control and complexity.
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3 Supplied Keys: Each unit includes three factory-cut keys, ensuring convenient access and easy key distribution.
Model & Weight Overview
Variant (mm) | Weight (g) | Application |
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35 x 35 | 250g | Compact and symmetrical door installations |
40 x 40 | 280g | Standard internal and external door fitment |
40 x 45 | 290g | Slight offset for doors with varying thickness |
40 x 50 | 305g | Popular mid-range cylinder configuration |
40 x 55 | 330g | Suitable for wider doors or deeper profiles |
40 x 60 | 360g | Ideal for reinforced or insulated doors |
45 x 45 | 305g | Balanced size for larger doors or centre locks |
45 x 55 | 360g | Extra reach for deep-set door applications |
Use Cases
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Residential front and back doors
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Flat entry doors requiring insurance-approved security
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Commercial entry points with high foot traffic
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Heritage properties seeking brass-finished hardware
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Retrofitting projects requiring PAS24-compliant upgrades
Installation & Compatibility
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Compatible with: Euro profile mortice locks, multi-point locking systems
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Suitable for: Timber, uPVC, aluminium, and composite doors
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Recommended accessories: Pair with a 2 Star security handle for full 3 Star TS007 compliance
Frequently Asked Questions
Q: Is this cylinder insurance approved?
Yes. It meets TS007 1 Star and PAS24 standards and is recognised under the Secured by Design scheme, qualifying it for most home and commercial insurance requirements.
Q: Can I order this lock keyed alike?
Yes. Most suppliers can offer keyed-alike options, allowing multiple cylinders to be operated by a single key.
Q: Does the lock include keys?
Yes, each unit includes 3 keys. Additional copies can be cut by qualified locksmiths.
Q: What is the snap protection feature?
The sacrificial snap line means the lock is designed to break in a controlled way under attack, leaving the central mechanism protected and inaccessible.
Q: Is the brass finish weather resistant?
Yes. The brass-plated surface provides durability against tarnishing and is suitable for both internal and external use.
Conclusion
The Smiths Locks BS 1 Star Euro Double Cylinder in brass finish delivers a premium balance of classic design and modern security engineering. Suitable for a wide range of residential and commercial applications, it combines certified safety features, high-quality construction, and a trusted brand name. With a 10-year guarantee, multi-point protection, and police-endorsed certification, this cylinder is a reliable choice for enhancing door security without compromising on style.